Re: Please guide me.thanks

Nasser Abbasi wrote:
>
>
>
>
> "Mehran-Masoudi" <mn_polymer@xxxxxxxxx> wrote in message
> news:ef17924.-1@xxxxxxxxxxxxxxxxxxx
>>I want to plot a ode in Matlab6.In this ode i have A'' as
>> concentration in a reactor and t as time.I want to see how 'A'
>> differs with time in three condition as below:
>> dA/dt=-k*A with initial value A(0)=1 which means concentration
in
>> time 0 is one.
>> and we have k=.1 & k=1 & k=10.now I want to compare this three
> plot
>> in one figure.
>> please help me with ode45.
>> thanks alot.
>> Mehran.Masoudi
>>
>
> There are many examples on how to use ode45 on the net, you can
> start
> by studying there.
>
> I have few basic examples on my web site below, start from exmaple
> 53.
>
> <http://12000.org/my_notes/mma_matlab_control/howto.htm>
>
> to compare the result, plot all solution on the same plot. you can
> use
> the command 'hold on' to do that.
>
> Nasser
>
> Hello

> I just want to say thank you a lot.
that s vry nice of you.
with regards
Mehran.
>
>
.

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